I google translated all the calamity bosses, here are the best ones. (full list on comments) : r/CalamityMod

Calamity boss tier list by TheScoundrel245 on DeviantArt

Steam Workshop::Enemy Overhaul

Calamity Boss Rush, D-Mode Melee

Bosses - Calamity Mod Wiki

Terraria Calamity / Early Installment Weirdness - TV Tropes

Create a Terraria Calamity Bosses Tier List - TierMaker

Terraria jefes Calamity, Terrarium

My tier list of Calamity Mod bosses (and base game bosses) in

Tier list of every single calamity boss (with explanations)

My Terraria Calamity(MM Death Melee) Boss Tierlist, by Difficulty and Fun, AND also epic 3h long video of me killing every boss except endgame bc hard